CN113310273A

CN113310273A - Impact type tunnel freezer

Info

Publication number: CN113310273A
Application number: CN202110751099.9A
Authority: CN
Inventors: 陆卫华; 冒伟进
Original assignee: Square Technology Group Co Ltd
Current assignee: Square Technology Group Co Ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2021-08-27

Abstract

The invention discloses an impact tunnel freezer, which comprises: the device comprises a conveying belt, wherein air spraying systems and refrigerating systems for providing cold air to the air spraying systems are arranged above and below the conveying belt; the air injection system is provided with a plurality of nozzles, each nozzle can all to a plurality of cold air curtains of the body blowout of conveyer belt, every cold air curtain all follows at least the first side of the body of belt extends to the second side, and first, second side do two relative sides in the body of belt. In summary, all frozen products on the strip can be frozen.

Description

Impact type tunnel freezer

Technical Field

The invention relates to the technical field of refrigeration, in particular to an impact type tunnel freezer.

Background

The impact tunnel freezer is a common refrigeration equipment, when in use, the frozen product to be frozen needs to be placed on the belt body of the conveyor belt, then, the nozzle directly irradiates high-speed cold air onto the frozen product, and the temperature of the frozen product and the temperature of the belt body at the contact position of the frozen product are quickly reduced, so that the heat in the frozen product is taken away. The quick freezing method is mainly applied to quick freezing of fruits, fruit granules, shrimp meat, fish slices, meat and other granular, flaky and blocky foods. It can be understood that the moving speed of the conveyor belt is usually high, so that the frozen products on the belt body can be sprayed with cold air in a short time.

Disclosure of Invention

In view of the above, the main object of the present invention is to provide an impact tunnel freezer.

In order to achieve the purpose, the technical scheme of the invention is realized as follows: an impact tunnel freezer comprising: the device comprises a conveying belt, wherein air spraying systems and refrigerating systems for providing cold air to the air spraying systems are arranged above and below the conveying belt; the air injection system is provided with a plurality of nozzles, each nozzle can all to a plurality of cold air curtains of the body blowout of conveyer belt, every cold air curtain all follows at least the first side of the body of belt extends to the second side, and first, second side do two relative sides in the body of belt.

As an improvement of the embodiment of the present invention, a shielding device covering the nozzle is disposed at the nozzle, and a plurality of parallel slots are disposed on the shielding device, and the slots penetrate through the shielding device, and each slot extends from at least a first side edge to a second side edge of the belt body.

As an improvement of the embodiment of the present invention, the extending direction of the slot is perpendicular to the moving direction of the belt body.

As an improvement of the embodiment of the present invention, in a direction toward the belt body, both inner side surfaces of the slot hole include a first inner side surface portion and a second inner side surface portion, and in the same inner side surface, the first inner side surface portion and the second inner side surface portion are smoothly connected; the spacing between the two first inner side portions becomes shorter and shorter in the direction toward the belt body; the second inner side surfaces on the two sides are mutually parallel.

As a refinement of an embodiment of the invention, both second inner side portions are perpendicular to the belt body.

As an improvement of the embodiment of the present invention, both of the two first inner side surface portions are arc-shaped surfaces.

As an improvement of the embodiment of the invention, both of the first inner side portions are planar.

As an improvement of the embodiment of the present invention, a shielding device covering the nozzle is disposed at the nozzle, a plurality of rows of through holes are disposed on the shielding device, the through holes penetrate through the shielding device, each row of through holes includes a plurality of through holes, and each row of through holes extends at least from the first side edge to the second side edge of the belt body.

As an improvement of the embodiment of the invention, the arrangement directions of any two rows of through holes are parallel to each other.

As an improvement of the embodiment of the present invention, the through hole is a circular hole.

The impact tunnel freezer provided by the embodiment of the invention has the following advantages: the embodiment of the invention discloses an impact tunnel freezer, which comprises: the device comprises a conveying belt, wherein air spraying systems and refrigerating systems for providing cold air to the air spraying systems are arranged above and below the conveying belt; the air injection system is provided with a plurality of nozzles, each nozzle can all to a plurality of cold air curtains of the body blowout of conveyer belt, every cold air curtain all follows at least the first side of the body of belt extends to the second side, and first, second side do two relative sides in the body of belt. In summary, all frozen products on the strip can be frozen.

Drawings

FIG. 1 is a schematic structural diagram of an impact tunnel freezer according to an embodiment;

fig. 2A, 2B, 3A, 3B and 4 are schematic structural views of the shielding device in the embodiment.

Detailed Description

The present invention will be described in detail below with reference to embodiments shown in the drawings. The present invention is not limited to the embodiment, and structural, methodological, or functional changes made by one of ordinary skill in the art according to the embodiment are included in the scope of the present invention.

The following description and the drawings sufficiently illustrate specific embodiments herein to enable those skilled in the art to practice them. Portions and features of some embodiments may be included in or substituted for those of others. The scope of the embodiments herein includes the full ambit of the claims, as well as all available equivalents of the claims. The terms "first," "second," and the like, herein are used solely to distinguish one element from another without requiring or implying any actual such relationship or order between such elements. In practice, a first element can also be referred to as a second element, and vice versa. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a structure, apparatus, or device that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such structure, apparatus, or device. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a structure, device or apparatus that comprises the element. The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like herein, as used herein, are defined as orientations or positional relationships based on the orientation or positional relationship shown in the drawings, and are used for convenience in describing and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. In the description herein, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, mechanical or electrical connections, communications between two elements, direct connections, and indirect connections via intermediary media, where the specific meaning of the terms is understood by those skilled in the art as appropriate.

An embodiment of the present invention provides an impact tunnel freezer, as shown in fig. 1, including:

the device comprises a conveyor belt 1, wherein air injection systems 2 and a refrigerating system 3 for providing cold air to the air injection systems 2 are arranged above and below the conveyor belt 1; spout wind system 2 and be provided with a plurality of spouts, every spout all can to a plurality of cold air curtains of 11 blowout of the area body of conveyer belt 1, every cold air curtain all follows at least the first side of the area body 11 extends to the second side, and first, second side do two relative sides in the area body 11.

Alternatively, several nozzles are distributed along the direction of movement of the belt body 11 of the conveyor belt 1.

Here, as shown in fig. 1, the refrigeration system 3 generally includes: the conveyor belt comprises a fan 31, an evaporator 32 and a pipeline, wherein when the fan 31 rotates, the fan 31 blows air with higher temperature into the evaporator 32, the air with higher temperature is cooled into cold air in the evaporator 32, then the cold air is blown into an air blowing system 2 along the pipeline, the air blowing system 2 blows the cold air onto a belt body 11 of the conveyor belt 1, frozen products on the belt body 11 are cooled, and the cold air is changed into air with higher temperature; thereafter, along the duct, the higher temperature air is sent to the fan 31, thereby continuing the above-described circulation. And the upper and lower of the belt body 11 are all sprayed with air, cold air above the belt body 11 can directly refrigerate frozen products, and cold energy provided by the cold air below the belt body 11 can be transmitted to the lower surface of the frozen products through the belt body 11, so that the frozen products can be uniformly refrigerated. And because the cold air curtain all at least extends from the first side of area body 11 to the second side, consequently, all frozen products on the area body 11 can both be frozen.

Optionally, the belt body 11 may be provided with a plurality of through holes penetrating through the belt body 11. When in use, frozen products are placed on the upper surface of the belt body 11, and cold air sprayed by the air spraying system 2 above the belt body 11 can cool the frozen products.

In the conveyor 1, the belt body 11 is moved in one direction, and the line between the two side edges is perpendicular to the moving direction, it can be understood that the frozen products on the belt body 11 are all cooled because the cooling air curtain extends from the first side edge to the second side edge.

In this embodiment, a shielding device 41 for covering the nozzle is disposed at the nozzle, a plurality of parallel slots 42 are disposed on the shielding device 41, the slots 42 penetrate the shielding device 41, and the slots 42 extend from at least a first side edge to a second side edge of the belt 11.

Here, in an actual impact tunnel freezer, the shutter device 41 is detachably connected to the spout, i.e. in use, the shutter device 41 can be replaced as required; as shown in fig. 2A and 3A, the shielding device 41 may be formed by a plurality of plates, for example, including two opposite vertical plates 411, a plurality of horizontal plates 412 disposed between the two vertical plates 411, and a gap between the adjacent horizontal plates 412, the gap forming the slot 42, and furthermore, a flange 4111 is disposed above the two vertical plates 411, it can be understood that the flange 4111 is convenient for a user to grasp the vertical plates 411 and connect the shielding device 41 to the nozzle.

In this embodiment, the extending direction of the slot 42 is perpendicular to the moving direction of the belt body 11.

In this embodiment, as shown in fig. 2B and fig. 3B, in a direction toward the belt body 11, both inner sides of the slot 42 include a first inner side portion 421 and a second inner side portion 422, and in the same inner side, the first inner side portion and the second inner side portion are smoothly connected; the spacing between the two first inner side portions 421 in the direction toward the belt body 11 becomes shorter and shorter; the two second inner side portions 422 are parallel to each other.

Here, in the process of the movement of the cold air to the belt body 11, since the distance between the two first inner side surface portions 421 is shorter and shorter, in this process, the speed of the movement of the cold air is faster and faster, and finally, the two second inner side surface portions 422 are parallel to each other, and then, the moving direction of the cold air can be adjusted so that the cold air is directly blown against the belt body 11.

In this embodiment, as shown in fig. 2B and 3B, both of the second inner side portions 422 are perpendicular to the belt body 11.

In this embodiment, as shown in fig. 3B, both the first inner side surface portions 421 are arc surfaces.

In this embodiment, as shown in fig. 2B, both of the first inner side portions 421 are flat.

In this embodiment, as shown in fig. 4, a shielding device 41 covering the nozzle is disposed at the nozzle, a plurality of rows of through holes 413 are disposed on the shielding device 41, the through holes 413 penetrate through the shielding device 41, each row of through holes 413 includes a plurality of through holes 413, and each row of through holes 413 extends at least from the first side to the second side of the belt 11.

Here, as shown in fig. 4, the shielding device 41 may be formed of a plurality of plates, for example, including two opposite vertical plates 411, a plurality of horizontal plates 412 disposed between the two vertical plates 411, a plurality of rows of through holes 413 disposed on the horizontal plates 412, and a gap between adjacent horizontal plates may be covered by a plate, the plate may be provided with a groove opening toward the belt body 11, a direction of one vertical plate 411 toward the other vertical plate 411, that is, an extending direction of the groove, and it is understood that this may increase the strength of the shielding device 41.

In this embodiment, the arrangement directions of any two rows of through holes 413 are all parallel to each other.

In this embodiment, the through hole 413 is a circular hole.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. An impact tunnel freezer, comprising:

the device comprises a conveyor belt (1), wherein air injection systems (2) and a refrigerating system (3) for providing cold air to the air injection systems (2) are arranged above and below the conveyor belt (1);

spout wind system (2) and be provided with a plurality of spouts, every spout all can to a plurality of cold air curtains of the area body (11) blowout of conveyer belt (1), every cold air curtain all follows at least the first side of the area body (11) extends to the second side, and first, second side do two relative sides in the area body (11).

2. The impact tunnel freezer of claim 1, wherein:

be provided with the sheltering from device (41) that covers the spout in spout department shelter from device (41) and be provided with a plurality of slotted holes (42) that are parallel to each other, slotted hole (42) run through shelter from device (41), slotted hole (42) all follow at least the first side of the area body (11) extends to the second side.

3. The impact tunnel freezer of claim 2, wherein:

the extending direction of the slotted hole (42) is vertical to the moving direction of the belt body (11).

4. The impact tunnel freezer of claim 2, wherein:

in the direction towards the belt body (11), both inner side surfaces of the slotted hole (42) comprise a first inner side surface part (421) and a second inner side surface part (422), and the first inner side surface part and the second inner side surface part are smoothly connected in the same inner side surface;

the spacing between the two first inner side portions (421) is shorter and shorter in the direction toward the belt body (11);

the second inner side portions (422) on both sides are parallel to each other.

5. The impact tunnel freezer of claim 4, wherein:

both second inner side portions (422) are perpendicular to the belt body (11).

6. The impact tunnel freezer of claim 4, wherein:

both first inner side surface portions (421) are arc-shaped surfaces.

7. The impact tunnel freezer of claim 4, wherein:

both first inner side portions (421) are planar.

8. The impact tunnel freezer of claim 1, wherein:

be provided with the device (41) that shelters from that covers the spout in spout department shelter from being provided with multirow through-hole (413) on device (41), through-hole (413) run through shelter from device (41), every row of through-hole (413) all include a plurality of through-holes (413), and every row of through-hole (413) all follows at least the first side of the area body (11) extends to the second side.

9. The impact tunnel freezer of claim 8, wherein:

the arrangement directions of any two rows of through holes (413) are parallel to each other.

10. The impact tunnel freezer of claim 8, wherein: the through hole (413) is a round hole.